Tetsuro Ichikawa

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Shizuoka, JP

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Patents Grantslast 30 patents

Information Patent Grant
Easy-opening container packaging
- Patent number 5,118,002
- Issue date Jun 2, 1992
- Sun A. Chemical Industries Co., Ltd.
- Takuji Sugiyama
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL